Pith Number

pith:D5TN5GDQ

pith:2013:D5TN5GDQRUHWMQDDZHELISY2X3

not attested not anchored not stored refs pending

Dark energy with rigid voids versus relativistic voids alone

Boudewijn F. Roukema

arxiv:1305.4415 v1 · 2013-05-19 · astro-ph.CO · gr-qc

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D5TN5GDQRUHWMQDDZHELISY2X3}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T03:21:00.098483Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f66de98708d0f664063c9c8b44b1abefdbad1d85a7f18b6d9115d73d9e4ce4d

Aliases

arxiv: 1305.4415 · arxiv_version: 1305.4415v1 · doi: 10.48550/arxiv.1305.4415 · pith_short_12: D5TN5GDQRUHW · pith_short_16: D5TN5GDQRUHWMQDD · pith_short_8: D5TN5GDQ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/D5TN5GDQRUHWMQDDZHELISY2X3 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 1f66de98708d0f664063c9c8b44b1abefdbad1d85a7f18b6d9115d73d9e4ce4d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "425678105b0be9ac72907fb17d30f20605bf97d778ccd596b33d953c99bfd6e6",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-05-19T23:03:05Z",
    "title_canon_sha256": "cf0f9c05008f0158972a5fdc5296d329c8dac872b4b0134633aba60b077c4c69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.4415",
    "kind": "arxiv",
    "version": 1
  }
}